Parking Lot Security Camera Planning Guide
Parking-lot design is a geometry problem. The same camera count can produce very different results depending on mounting height, field of view, pixel density, light direction, obstructions and where vehicles are forced to pass.
Split the lot into surveillance jobs
| Zone | Primary job | Design approach |
|---|---|---|
| General parking rows | Detect / observe incidents | Wide overview coverage with overlap |
| Pedestrian paths | Recognize people | Tighter scenes near entrances and walkways |
| Vehicle entrances/exits | Vehicle context / possible plate capture | Dedicated lane-oriented cameras |
| Building entrances | Face identification | Shallow face angle, controlled width |
| Pay stations / loading zones | Transaction or transfer evidence | Dedicated fixed views |
Use pixel density, not just camera radius
Axis summarizes common IEC 62676-4:2014 planning bands around 8, 20, 40 and 80 pixels per foot for detect, observe, recognize and identify. The higher the required detail, the less area each camera can cover at a given resolution.
Plan traffic-direction cameras separately
Axis parking guidance notes that traffic-oriented views should follow or only slightly angle relative to traffic flow. For plate capture, the dedicated geometry is stricter still. Use a narrow lane view instead of relying on the general parking-lot overview camera.
Mounting height is a tradeoff
Higher poles reduce tampering and can improve overall coverage, but they also steepen subject angle and can reduce identification usefulness near the pole. A site may need high overview cameras plus lower evidence cameras at entrances and vehicle choke points.
Lighting and obstructions change the design
Sunrise/sunset glare, headlights, trees, signs and parked trucks can all create blind areas. Plan overlap around predictable obstructions and test night exposure before considering the design complete.
Use the Parking Lot Camera Count Calculator for a first-pass count, then refine with the plate-angle calculator and commercial cost calculator.
References: Axis parking guidance ยท Axis pixel-density guidance.